Core: add aboutToSave and saved signal to IDocument

We need reliable signals that gets emitted when documents are saved to
inform the language server about the document state change.

Change-Id: I0a1e8a5317ae6984ff17d878952c74f69765e3f9
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

2 files changed, 4 insertions, 2 deletions

diff --git a/src/plugins/designer/formwindowfile.cpp b/src/plugins/designer/formwindowfile.cpp
index caad3c1c7e1..7ab08540933 100644
--- a/src/plugins/designer/formwindowfile.cpp
+++ b/src/plugins/designer/formwindowfile.cpp
@@ -82,7 +82,7 @@ Core::IDocument::OpenResult FormWindowFile::open(QString *errorString,
     return OpenResult::Success;
 }
 
-bool FormWindowFile::save(QString *errorString, const FilePath &filePath, bool autoSave)
+bool FormWindowFile::saveImpl(QString *errorString, const FilePath &filePath, bool autoSave)
 {
     const FilePath &actualName = filePath.isEmpty() ? this->filePath() : filePath;
 
diff --git a/src/plugins/designer/formwindowfile.h b/src/plugins/designer/formwindowfile.h
index 8110d72b991..a392e1ee59a 100644
--- a/src/plugins/designer/formwindowfile.h
+++ b/src/plugins/designer/formwindowfile.h
@@ -28,7 +28,6 @@ public:
     // IDocument
     OpenResult open(QString *errorString, const Utils::FilePath &filePath,
                     const Utils::FilePath &realFilePath) override;
-    bool save(QString *errorString, const Utils::FilePath &filePath, bool autoSave) override;
     QByteArray contents() const override;
     bool setContents(const QByteArray &contents) override;
     bool shouldAutoSave() const override;
@@ -52,6 +51,9 @@ public:
     void setShouldAutoSave(bool sad = true) { m_shouldAutoSave = sad; }
     void updateIsModified();
 
+protected:
+    bool saveImpl(QString *errorString, const Utils::FilePath &filePath, bool autoSave) override;
+
 private:
     void slotFormWindowRemoved(QDesignerFormWindowInterface *w);